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libiconv 1.16

    1: /* Copyright (C) 2000-2002, 2005-2006, 2008-2009, 2016 Free Software Foundation, Inc.
    2:    This file is part of the GNU LIBICONV Library.
    3: 
    4:    The GNU LIBICONV Library is free software; you can redistribute it
    5:    and/or modify it under the terms of the GNU Library General Public
    6:    License as published by the Free Software Foundation; either version 2
    7:    of the License, or (at your option) any later version.
    8: 
    9:    The GNU LIBICONV Library is distributed in the hope that it will be
   10:    useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
   11:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   12:    Library General Public License for more details.
   13: 
   14:    You should have received a copy of the GNU Library General Public
   15:    License along with the GNU LIBICONV Library; see the file COPYING.LIB.
   16:    If not, see <https://www.gnu.org/licenses/>.  */
   17: 
   18: /* Creates the flags.h include file. */
   19: 
   20: #include <limits.h>
   21: #include <stdio.h>
   22: #include <stdlib.h>
   23: #include <string.h>
   24: 
   25: /* Avoid lots of warnings from "gcc -Wall". */
   26: #if (__GNUC__ == 4 && __GNUC_MINOR__ >= 2) || __GNUC__ > 4
   27: # pragma GCC diagnostic ignored "-Wunused-function"
   28: #endif
   29: 
   30: /* Consider all encodings, including the system dependent ones. */
   31: #define USE_AIX
   32: #define USE_OSF1
   33: #define USE_DOS
   34: #define USE_EXTRA
   35: 
   36: struct loop_funcs {};
   37: struct iconv_fallbacks {};
   38: struct iconv_hooks {};
   39: #include "converters.h"
   40: 
   41: static void emit_encoding (struct wctomb_funcs * ofuncs, const char* c_name)
   42: {
   43:   /* Prepare a converter struct. */
   44:   struct conv_struct conv;
   45:   memset(&conv,'\0',sizeof(conv));
   46:   conv.ofuncs = *ofuncs;
   47: 
   48:   {
   49:     /* See whether the encoding can encode the accents and quotation marks. */
   50:     ucs4_t probe[6] = { 0x0060, 0x00b4, 0x2018, 0x2019, 0x3131, 0x3163, };
   51:     int res[6];
   52:     int i;
   53:     for (i = 0; i < 6; i++) {
   54:       unsigned char buf[10];
   55:       memset(&conv.ostate,'\0',sizeof(state_t));
   56:       res[i] = (conv.ofuncs.xxx_wctomb(&conv,buf,probe[i],sizeof(buf)) != RET_ILUNI);
   57:     }
   58:     printf("#define ei_%s_oflags (",c_name);
   59:     {
   60:       int first = 1;
   61:       if (res[0] && res[1]) {
   62:         printf("HAVE_ACCENTS");
   63:         first = 0;
   64:       }
   65:       if (res[2] && res[3]) {
   66:         if (!first) printf(" | ");
   67:         printf("HAVE_QUOTATION_MARKS");
   68:         first = 0;
   69:       }
   70:       if (res[4] && res[5]) {
   71:         if (!first) printf(" | ");
   72:         printf("HAVE_HANGUL_JAMO");
   73:         first = 0;
   74:       }
   75:       if (first) printf("0");
   76:     }
   77:     printf(")\n");
   78:   }
   79: }
   80: 
   81: int main ()
   82: {
   83:   int bitmask = 1;
   84:   printf("/* Generated automatically by genflags. */\n");
   85:   printf("\n");
   86:   printf("/* Set if the encoding can encode\n");
   87:   printf("   the acute and grave accents U+00B4 and U+0060. */\n");
   88:   printf("#define HAVE_ACCENTS %d\n",bitmask);
   89:   printf("\n");
   90:   bitmask = bitmask << 1;
   91:   printf("/* Set if the encoding can encode\n");
   92:   printf("   the single quotation marks U+2018 and U+2019. */\n");
   93:   printf("#define HAVE_QUOTATION_MARKS %d\n",bitmask);
   94:   printf("\n");
   95:   bitmask = bitmask << 1;
   96:   printf("/* Set if the encoding can encode\n");
   97:   printf("   the double-width Hangul letters (Jamo) U+3131 to U+3163. */\n");
   98:   printf("#define HAVE_HANGUL_JAMO %d\n",bitmask);
   99:   printf("\n");
  100: 
  101: #define DEFENCODING(xxx_names,xxx,xxx_ifuncs1,xxx_ifuncs2,xxx_ofuncs1,xxx_ofuncs2) \
  102:   {                                                       \
  103:     struct wctomb_funcs ofuncs = xxx_ofuncs1,xxx_ofuncs2; \
  104:     emit_encoding(&ofuncs,#xxx);                          \
  105:   }
  106: #define DEFALIAS(xxx_alias,xxx) /* nothing */
  107: /* Consider all encodings, including the system dependent ones. */
  108: #include "encodings.def"
  109: #include "encodings_aix.def"
  110: #include "encodings_osf1.def"
  111: #include "encodings_dos.def"
  112: #include "encodings_extra.def"
  113: #undef DEFALIAS
  114: #undef DEFENCODING
  115: 
  116:   if (ferror(stdout) || fclose(stdout))
  117:     exit(1);
  118:   exit(0);
  119: }